Money provided in the stimulus bill for making buildings more energy-efficient is finally starting to flow, the Department of Energy’s inspector general says. But in a report released Tuesday, his office says that in some cases it has been badly spent. An audit by the inspector general focused on some work done by the Community and Economic Development Association of Cook County, one of 35 agencies in Illinois that are expected to share $91 million over three years. The audit looked at 15 homes and found that 12 failed final inspection “because of substandard workmanship.” In some cases, technicians who...